Protecting networks (Edexcel GCSE Computer Science): Flashcards
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Practise the cards
15 cards from this deck
Access control
Access control
System limiting who can log in & what permissions they have
Authentication
Authentication
Process of proving you are who you say you are
Multi-factor authentication three types
Multi-factor authentication three types
Something you know, have, and are
Biometric authentication examples
Biometric authentication examples
Fingerprints, facial recognition, eye scans, voice patterns
Biometric authentication key advantage
Biometric authentication key advantage
Always with you, can't be easily stolen, lost, or forgotten
Read-only access
Read-only access
Can view files but cannot make any changes
Administrative access
Administrative access
Can delete files & change other users' permissions
Physical security
Physical security
Preventing unauthorised physical access to network equipment
CCTV meaning & purpose
CCTV meaning & purpose
Closed-circuit TV; monitors building for suspicious activity
RFID meaning & purpose
RFID meaning & purpose
Radio Frequency ID chips; track equipment & trigger alarms
Principle of least privilege
Principle of least privilege
Giving users only minimum access needed to do their job
Firewall
Firewall
Security checkpoint between internal network & outside world
Software firewall characteristics
Software firewall characteristics
Installed on individual computers, has default security rules
Hardware firewall characteristics
Hardware firewall characteristics
Dedicated device, protects entire network, faster processing
Firewall network position
Firewall network position
Between LAN & WAN, inspects all traffic passing between them